Finding the Fourth Proportional to 1,398,668,337.44, 2,096,968,213.62 and 845,847,864.38
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Solution
The fourth proportional to 1,398,668,337.44, 2,096,968,213.62 and 845,847,864.38 is: 1,268,146,305.80
Step by Step Solution
- Step 1: Write the proportion equation
1,398,668,337.44 : 2,096,968,213.62 = 845,847,864.38 : x - Step 2: Convert to fraction form
1,398,668,337.44/2,096,968,213.62 = 845,847,864.38/x - Step 3: Cross multiply
1,398,668,337.44x = 2,096,968,213.62 × 845,847,864.38 - Step 4: Simplify right side
1,398,668,337.44x = 1,773,716,085,163,220,480 - Step 5: Solve for x
x = 1,773,716,085,163,220,480/1,398,668,337.44 - Step 6: Final answer
x = 1,268,146,305.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.